A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5990-00-830-5051
NSN 5975-00-492-1587
NSN 5935-00-196-2293
NSN 6240-01-384-3887
NSN 6130-00-017-9339
NSN 5999-01-277-0779
NSN 6620-01-282-8836
NSN 5920-00-107-0834
NSN 6320-01-441-2438
NSN 5835-00-226-7825
NSN 6320-01-255-2096
NSN 5985-00-679-5718